diff --git a/src/matrix/storage/idb/stores/TimelineEventStore.js b/src/matrix/storage/idb/stores/TimelineEventStore.js
index a6ce5617..fc7a07ca 100644
--- a/src/matrix/storage/idb/stores/TimelineEventStore.js
+++ b/src/matrix/storage/idb/stores/TimelineEventStore.js
@@ -19,7 +19,7 @@ class Range {
         if (this._lower && !this._upper) {
             return IDBKeyRange.bound(
                 [roomId, this._lower.fragmentId, this._lower.eventIndex],
-                [roomId, EventKey.maxKey.fragmentId, EventKey.maxKey.eventIndex],
+                [roomId, this._lower.fragmentId, EventKey.maxKey.eventIndex],
                 this._lowerOpen,
                 false
             );
@@ -28,7 +28,7 @@ class Range {
         // also bound as we don't want to move into another roomId
         if (!this._lower && this._upper) {
             return IDBKeyRange.bound(
-                [roomId, EventKey.minKey.fragmentId, EventKey.minKey.eventIndex],
+                [roomId, this._upper.fragmentId, EventKey.minKey.eventIndex],
                 [roomId, this._upper.fragmentId, this._upper.eventIndex],
                 false,
                 this._upperOpen